Is a vacuum cleaner included?

No. The Vacuum Cleaner is Not Included, You Need to Purchase Separately for Use.

What is the self-suction ceiling function?

When sanding ceilings, the machine uses the suction generated by the vacuum cleaner to keep the sanding pad attached to the surface, thereby reducing the force required to hold it up during operation.

How to properly use the connector to attach the vacuum cleaner?

For detailed operating steps, please refer to the product video on the product detail page.

Why is the sanding pad cut? / Has the adhesive on the sanding pad come loose?

This sanding pad does not use any adhesive; it is integrally molded as one piece. The outer ring is cut to accommodate the self-suction ceiling function, while the inner part remains a single, intact structure.

Can I apply pressure while using the machine?
Do not apply excessive pressure. The flexible shaft can bend slightly, but it should maintain a smooth curve and avoid any S-shaped twisting or abnormal deformation.